Protector-mask



N A R 0 M T W (No Model.)

PROTECTOR MASK."

Patentepr ATENT Farce.-

.- WILLIAM 'r. MORAN, on ATLANTIC, MASSACHUSETTS.

PROTECTOR-MASK.

srncr rrcnrron forming part of Letters Patent no. 518,822, dated a rn 21894.

Application filed March 1893' $eriall1'o. 466,5 89. (No model.) I

To WZ whom it may concern: i

Be it known that 1, WILLIAM T. MORAN, of Atlanticfln the county ofNorfolkand State.

of Massachusetts, have invented certain new and useful Improvements inProtector-Masks,

of which the'following is a specification.

This invention has relation to that kind of maskswhich are devised forthe purpose of protecting the'face of fi-rernen and others-from heat,smoke, and flames, and noxious gases.

It- IS the object of the invention to provide a mask of thekindmentioned which will perfectly protect the face and other parts offor breathing purposes.-

th e head of the wearer, and afford an ample supply of fresh air to themouth and nostrils" :Io these ends the invention consists in the novelconstruction and arrangement of parts hereinafter described and claimed.r Reference iS'to be had to the annexed draw-- i'ngs andto the lettersmarked thereon form- Inga part of thisspecifioation, the same let,- 7ters designating the same parts or features as the case" maybe,'wherever they occur.

' Of the drawings-Figurel is a side view of my invention represented asin position on thefheadof a person,'the air tubesreaching tbthe floorupon which the person stands} Fig.2 is' a verticalsectional view drawnto an enlarged scale, of the invention represented in position on thehead of a person. "Fig. 3 is a perspective view of the inner crownpiede.

'- material. r

bdesignates an interior crown piece lined 'w1thfelt -or other softmaterial so as-that it the drawings a designates the outer shell whlchmay be. of metaL apiermach treated so as to be fire proof,-.or any othersuitable may rest easilyupon the head of the wearer.

Thesaid crown piece is made so as to fit the npperpart of the head ofthe wearer, and

hold'the outeishell din position around the .head without touchingthesame. This crownpiece is in the form of an limperforatecom.

caved disk or plate, and is-adapted to com- I pletelycover the top ofthe head and protect it.

'As shown herein the crown; piece 1) consists of a'skeleton'. frame 0madeof wire 51' other material with projecting ends of the wire framebent upward vertically'a's at'dso as that they may fit in 'socketseconnected with the interior of I the shell 0., and so maintain the crownpiece in position with a space fbe-Q tween the same, and the outershelh: By this provision opportunity is givenfor ventilation between thecrown piece and outer shell, and the latter should it become heated toan un- Qtact with the head of t e wearer,

g designates a window arranged inthe outer shell opposite the eyes ofthewearer, and provided with a sheet of mica or other transpardue extentwill not be brought indirect con- 1 out material which will not bedetrimentally .efiected by moderate heat. The frameof the window g ispreferably hinged to the outer casing a so as that it may be opened whendesired or necessary, and thus afford means the window, and also toadmit of unrestricted breathing space in case of necessity, withoutremoving the mask from the head.

r h designates pipes which communicate Withthe interior of the outercasing at each side of the same, and preferably opposite the nos- 'trilsof the wearer as at t, Fig. 3. The said fioorso as that air may be takeninto the easfing from a point-where there is not likely to be smoke ornoxious gases. The said pipes may be strapped to the body andlegs of thefrom the casing.

j designates a=fiexib1e skirt attached to the lower edge of the 'outercasing and provided witha' draw string 70 so as that it may be tiedpipes h extend from the outer casing to the wearer as shown, or they mayhang loosely closely around the neck of 'the wearer as 1 for wipingperspiration or soot or dust froui shownin Fig. 3 to prevent smokeorgases from entering the mask at the neck.

Z des'ignatesan open top cone or frustum of a cone arranged over aventilating outlet opening in the top or crown of the casinga.afiording, communication between the inte rior and exterior thereof.

designates a dome arranged-over the open top cone and provided aroundits lower tering the tubes h'may circulate through the outercasingaand-escape through the venti- -part withv openings at as shown,so that air en lating devices inst described in the top of the mask, andprevent smoke from entering the mask at saidventilatiug devices. Thiscove'ringof the ventilator in the top" of the helmet, so as to preventsmoke and soot from ehtering the helmet is an -i1iiportant feature 7

